C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 23/20 (2006.01) C08L 23/22 (2006.01) C08L 83/04 (2006.01) C08L 83/07 (2006.01)
Patent
CA 2290233
A vibration-proof rubber composition, comprising (A) a polydiorganosiloxane having at least two silicon atom-bonded alkenyl groups per molecule; (B) polyisobutylene in an amount such that the weight ratio of this component and component (A) is 10:90 to 80:20; (C) 3 to 500 weight parts of an inorganic filler per 100 weight parts of components (A) and (B) combined; (D) a polyorganosiloxane having at least two silicon atom-bonded hydrogen atoms per molecule in an amount such that the ratio of the number of moles of silicon atom-bonded hydrogen atoms in this component is 0.3 to 20 in relation to the number of moles of alkenyl groups in components (A) and (B) combined; and (E) a platinum catalyst comprising 0.1 to 1000 weight parts of platinum metal atoms per 1,000,000 weight parts of components (A) and (B) combined.
Irie Masakazu
Ushio Yoshito
Dow Corning Toray Silicone Company Ltd.
Gowling Lafleur Henderson Llp
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